A) glycine
B) proline
C) leucine
D) tryptophan
Correct Answer: A
Solution :
[a] Glycine is the simplest amino acid with lowest molecular weight. The side chain in glycine is represented by H (Hydrogen) atom (not alkyl group). Due to 2-opposite H-atoms, this amino acid is symmetrical or achiral. All other amino'acids are assymetrical or chiral, and can exist as D- and L-stereoisomers.You need to login to perform this action.
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